[github-nfbot] More improvements on badly formatted check lists

Author: josesimoes

github-nfbot/GitHub-nfbot/GitHub_nfbot.cs

@@ -1434,7 +1434,7 @@ private static async Task FixCheckListAsync(dynamic payload, ILogger log)
 
             // fix any typos in check lists
             // Define a regex pattern to match any character inside the brackets, including optional spaces
-            string badCheckBoxesPattern = @"\[\s*[^\s\]]\s*\]";
+            string badCheckBoxesPattern = @"-?\s*\[\s*[^\s\]]\s*\]";
 
             // Replace all matches with "[x]"
             string prBodyFixed = Regex.Replace(prBody, badCheckBoxesPattern, "[x]");